Home School Life Journal

Home School Life Journal ........... painting by Katie Bergenholtz
"Let us strive to make each moment beautiful."
Saint Francis DeSales

How Mountains Are Made


The earth's plates are sitting on molten rock
 just like a graham crackers can floating on a plate of molasses.
You can demonstrate how mountains are made with just a few kitchen items. To show how the earth is like plates floating on molten rock, you can use a graham cracker sitting on a plate of molasses.  
Demonstrating how block-type mountains are made.
The Sierra Nevada mountains are block mountains.
 Then you can use more graham crackers to experiment with the ways mountains are made. Slide the graham crackers back and forth against each other and see how pieces break off and form block-type mountains. The Sierra Nevada mountains are block mountains.
Slide graham crackers back and forth against each other
and see how pieces break off and form block-type mountains

The Black Hills are dome mountains.
Molten rock boils up to form dome mountains, like the Black Hills
 
just like a thick toffee boiling in a pot on the stove... 
Volcano Pop-Up Booklet
and if it breaks through the surface become volcanoes. 
The Cascade Mountains are an example of volcanic mountains
The Cascade Mountains are an example of volcanic mountains.
The Appalachian mountains are an example of fold mountains
Wet the graham cracker a bit in the middle and then push the sides together to demonstrate how fold mountains are made. The Appalachian mountains are an example of fold mountains. 

2 comments:

  1. You have so many great ideas! I'm definitely bookmarking some of them to use later. :)

    ReplyDelete
  2. Thank you! I am a collector of ideas. I am glad you can make use of them!
    -Phyllis

    ReplyDelete

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